without flicker.• 144°to minimize the roll bar while filmingNTSC broadcast monitor at 24 fps.2.3.2 Adjusting the shutterTo adjust the shutter opening, unscrew the shutter tool marked“Sh” located in the hollow at the rear of the camera’s carrying hand-le. Make sure that the battery is off the camera and remove the portcap. Locate the tool guiding hole to the lower right of the inside lensholder. Gently rotate the shutter at its base with your finger untilthe brass driving gear is centered underneath the tool guiding hole.Insert the shutter tool through the guiding hole and into the brassgear. Rotate the tool until the appropriate notched shutter setting isreached ; turning counter-clockwise will reduce the shutter opening,turning clockwise will increase the opening.When setting the opening to 172.8°, 150° or 144°, a shutter bladeindicating these settings will be visible from behind the left edge ofthe mirror. Make sure the white line to the immediate right of the172.8°, 150° and 144° markings meet the left edge of the mirror.26tool guiding hole